Chile earthquakes

M4.1 earthquake 48 km SW of Constitución, Chile

A magnitude 4.1 earthquake struck 48 km SW of Constitución, Chile on Fri, Apr 6, 2012, 6:04 PM GMT-3 (21:04 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.7 38 km ENE of Constitución, Chile. This one was a foreshock.

Constitución forecastMore in Chile

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2012-04-06 21:04:54 UTC
Depth
13.1 km (8.1 mi), shallow
Epicenter
35.598° S, 72.834° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt (IV) at Chanco, Constitucion and Pelluhue; (III) at Cauquenes, Parral and Pencahue; (II) at Maule and Talca.

From the USGS event page for usp000jhbh. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Station coverage gap
116°
Stations used
13

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 4.738 km ENE of Constitución, Chile · 5285 days ago · 40 km deep · 85 km away
  2. 4.354 km NW of Tomé, Chile · 5281 days ago · 27 km deep · 85 km away
  3. 4.017 km WSW of Quirihue, Chile · 5277 days ago · 63 km deep · 85 km away
  4. 4.740 km NNW of Talca, Chile · 5270 days ago · 43 km deep · 100 km away · felt by 14

Before

  1. 4.430 km ENE of Constitución, Chile · 5297 days ago · 43 km deep · 77 km away
  2. 4.525 km NE of Constitución, Chile · 5299 days ago · 38 km deep · 74 km away
  3. 4.122 km N of Constitución, Chile · 5300 days ago · 17 km deep · 62 km away
  4. 4.7Near the coast of Maule, Chile · 5301 days ago · 16 km deep · 16 km away
  5. 4.124 km NNW of Constitución, Chile · 5303 days ago · 13 km deep · 62 km away
  6. 4.447 km NE of Constitución, Chile · 5303 days ago · 35 km deep · 95 km away
  7. 4.636 km NW of Constitución, Chile · 5303 days ago · 44 km deep · 58 km away
  8. 7.123 km NE of Constitución, Chile · 5303 days ago · 41 km deep · 71 km away · felt by 1,122
  9. 4.633 km NE of Cauquenes, Chile · 5308 days ago · 67 km deep · 76 km away
  10. 4.374 km NNW of Constitución, Chile · 5320 days ago · 39 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000jhbh. Read Thu, Oct 1, 2026, 8:08 PM UTC.